I actually had in the MPS,
Headunit: Kenwood in-dash DVD, flipout screen
Sub amp: Lanzar opti-drive 2000d
Subs: Soundstream T4-12 (2 of)
Capacitor: Soundstream 5 farad
Wiring: cheap 0 gauge and RCAs
Front speaker: Std MPS Bose issue
It was good for 142.2Db at the local Autobarn sound-off.
I never did fit the rest,
Front splits: MTX splits (2 sets)
Front Amp: Lanzar opti-drive 500-2
Multiple headrest TVs (4)
No rear stage.
Some pics of some of it in my old SP20 - a work in progress
Front split setup
Rear install